Metallic Leaf Beetle vs Large Alderfly
Side-by-side species comparison
| Attribute | Metallic Leaf Beetle | Large Alderfly |
|---|---|---|
| Scientific Name | Chrysolina polita | Sialis nigripes |
| Order | Coleoptera | Megaloptera |
| Family | Chrysomelidae | Sialidae |
| Size | 6-9 mm | 15-20 mm |
| Habitat | Underground | Rivers & Streams |
| Diet | Herbivores | Herbivores |
| Regions | Europe, Western Asia | North America |
| Conservation | Least Concern | Least Concern |
Metallic Leaf Beetle
A medium-sized beetle with richly burnished copper-red to bronze elytra and a metallic green to blue pronotum. The contrast between thorax and elytra colors makes it easily recognizable.
Did You Know?
This beetle is unusual among leaf beetles in being most active during autumn and winter, with adults sometimes seen walking on mild winter days.
Large Alderfly
A relatively large alderfly with dark wings and black legs found near rivers in eastern North America. Adults rest on streamside vegetation during the day.
Did You Know?
Alderfly larvae breathe through feathery gills along their abdomen and a single long tail filament that acts as an additional gill.